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CVE
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CVE-2017-7821Date: (C)2018-06-14   (M)2024-03-27


A vulnerability where WebExtensions can download and attempt to open a file of some non-executable file types. This can be triggered without specific user interaction for the file download and open actions. This could be used to trigger known vulnerabilities in the programs that handle those document types. This vulnerability affects Firefox < 56.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 9.8CVSS Score : 7.5
Exploit Score: 3.9Exploit Score: 10.0
Impact Score: 5.9Impact Score: 6.4
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: NETWORKAccess Vector: NETWORK
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: NONEAuthentication: NONE
User Interaction: NONEConfidentiality: PARTIAL
Scope: UNCHANGEDIntegrity: PARTIAL
Confidentiality: HIGHAvailability: PARTIAL
Integrity: HIGH 
Availability: HIGH 
  
Reference:
BID-101057
SECTRACK-1039465
https://bugzilla.mozilla.org/show_bug.cgi?id=1346515
https://www.mozilla.org/security/advisories/mfsa2017-21/

CWE    1
CWE-732
OVAL    6
oval:org.secpod.oval:def:42293
oval:org.secpod.oval:def:42295
oval:org.secpod.oval:def:51905
oval:org.secpod.oval:def:703825
...

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